Secondly, in conditions of non-steady flow, azinuthal velocity and shear stress distribution were deduced according to function approximation method. 在非稳流下,采用函数拟合法,得出流体切向速度随半径变化的表达式及流体所受切向剪切力和分布曲线。
From the standpoint of coupling of non-steady flow with elastic blade vibration, studied was the forced response of blades, which is of major significance for the high-cycle fatigue of blades. 从非定常流动和弹性叶片振动相耦合的角度来研究叶片的强迫响应,对于叶片的高周疲劳具有重要意义。
Non-steady Flow Model of Water Injecting Tests on A Group of Facture 单组裂隙压水试验的一个非稳定渗流模型
Non-steady Flow Method for Measuring the Micro Flow at Constant Micropressure 恒定微压下微小流量的非定常流测量方法
Use of non-steady flow theory to determine Cui Zhuang Coal Mine Tian Gang Mine fault hydraulic conductivity 利用非稳定流理论判断崔庄煤矿田岗断层导水性
And there are studies on the water hammer of hydropower station and surging wave of the surge chamber for the study on the pressure non-steady flow. 对水电站有压非恒定流问题的研究往往归结为对水电站水击和调压室涌波的分析研究。
By using aluminum alloy as spinning material, based on the experiments, not only the basic principle with respect to non-steady flow of metal material in ball spinning, but also the reasons for surface quality defects of the spun parts are analyzed. 通过使用铝合金作为旋压材料,在实验的基础上分析了滚珠旋压过程中金属材料非稳定流动的基本原理及旋压件产生表面质量缺陷的原因。
Study the gas dynamic characteristic based on non-steady flow theory of gas. 首先本文运用非定常气流流动理论来研究热风炉管内气柱的动力特性。
A full three-dimensional non-steady numerical simulation method was employed to solve the parameters of the flow field of a small-sized fan under the condition of a square-wave type total-pressure distortion at the inlet single-distortion zone. 利用全三维非定常数值模拟的方法,求解某小型风扇在进口单畸变区方波型总压畸变情况下的流场参数。
Numerical simulation of non-steady flow field in polystyrene reactor 聚苯乙烯反应器非稳态流场数值模拟
The parameters can be obtained by means of non-steady flow under the condition of certain confined extent and direction. 以期在某些限定范围与方向的情况下,借助于不稳定流获得参数。
The non-steady flow in pressure water-carriage system have quite influence on the stability and safety of operation of hydropower station, so it is paid more attention. 这两者各具特点,但又有机地联系在一起。水电站有压输水系统非恒定流对水电站的稳定及安全运行有很大影响,所以对其研究也倍受人们重视。
It is reasonable to use the non-steady RNS turbulence model for simulating dynamic flow of draft tube. 在尾水管动态计算中采用非定常雷诺应力湍流模式是比较合理的。
Non-steady flow toward a well in stratified systems with crossflow 在层状系统中半承压井非定常流
The numerical method is composed of the characteristic in the modified homoentropic method for one-dimension non-steady flow, the trapezium integration and Hartree iterative scheme. 使用一维非定常匀熵修正理论的特征线性,利用梯形积分法和Hartree迭代法给出了数值计算方法。
Convergence Analysis on Numerical Solution of Non-Steady Flow for Mine Ventilation Network 矿井通风网络非稳定流动数值解收敛性分析
The Correction Method of Thermal Inert for the Non-Steady Flow Pressure Measured by the Thermal Conductivity Vacuum Gauges 热传导真空计测量非稳定气流压强的热惯性的修正方法
The simple graphic method that gives the technological parameters of non-steady extrusion, and the analytic formula for the extrusion time also the material flow rate of extrusion are presented in this paper. 文中还给出用图解法确定不稳定挤压工艺参数的简便方法,以及挤压时间和挤压流量的解析表达式。
Compressor stall and surge which tie up and discriminative with each other are two difference non-steady flow phenomena. 压气机的失速与喘振是两种既有密切联系又互相区别的非稳定流动现象。
And the turbulence model is determined then the non-steady characteristics of turbine are calculated. The results show that in a pulsed cycle turbine flow mass and isentropic efficiency relative to the expansion ratio change into "ring-like" which is typical. 确定了计算所用到的湍流模型之后进行了涡轮非稳态特性计算得到了在一个脉冲周期内涡轮的流量、等熵效率相对于膨胀比的变化都成圈状的典型的涡轮的非稳态特性。